ornithischian dinosaur

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Noun

ornithischian dinosaur - herbivorous dinosaur with a pelvis like that of a bird

ornithischian

dinosaur - any of numerous extinct terrestrial reptiles of the Mesozoic era

order Ornithischia, Ornithischia - extinct terrestrial reptiles having bird-like pelvises: armored dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods)

pisanosaur, pisanosaurus - primitive dinosaur found in Argentina

staurikosaur, staurikosaurus - primitive dinosaur found in Brazil

armored dinosaur - dinosaurs having bony armour

bone-headed dinosaur - bipedal herbivorous dinosaurs with bony crowns

ceratopsian, horned dinosaur - any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia

ornithopod, ornithopod dinosaur - bipedal herbivorous dinosaur

duck-billed dinosaur, hadrosaur, hadrosaurus - any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic

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anatotitan armored dinosaur bone-headed dinosaur ceratopsian duck-billed dinosaur edmontosaurus genus Pisanosaurus genus Staurikosaurus genus Stegosaurus hadrosaur Hadrosaurus horned dinosaur order Ornithischia Ornithischia ornithischian ornithopod ornithopod dinosaur pisanosaur pisanosaurus			According to a report in ABC Science, scientists say that Fruitadens haagarorum is the world's smallest known ornithischian dinosaur, a group that included horned, duck-billed and armored dinosaurs, along with many other diverse species. Scientists unearth fossil of 150 mln yr old squirrel-sized dino by Asian News International It means that feathers may have evolved, or developed over a long period of time, from structures on an ancestor of both saurichian and ornithischian dinosaurs. Meet the new dinos by Ornes, Stephen / Science News for Kids Among ornithischian dinosaurs, which weren't closely related to birds or their ancestors, genome sizes averaged about 2. Birds' ancestors had small genomes too by Science News			Ormuzd orn ornament ornamental ornamentalism ornamentalist ornamentally ornamentation Ornamenter ornamentist ornate ornately ornateness Ornature Orne orneriness ornery ornis ornith- ornithic Ornithichnite Ornithichnology ornithine Ornithischia ornithischian ornithischian dinosaur ornitho- Ornithodelphia Ornithogalum Ornithogalum pyrenaicum Ornithogalum thyrsoides Ornithogalum umbellatum Ornithoidichnite ornithol. Ornitholite Ornithologic ornithological ornithologist ornithology ornithomancy ornithomania ornithomimid Ornithomimida Ornithon Ornithopappi ornithophilous ornithophily ornithophobia ornithopod ornithopod dinosaur Ornithopoda			Ornithine cycle Ornithine cycle Ornithine cycle Ornithine decarboxylase ornithine decarboxylase test ornithine decarboxylase test ornithine decarboxylase test Ornithine transcarbamoylase Ornithine transcarbamoylase deficiency Ornithine transcarbamylase Ornithine transcarbamylase Ornithine transcarbamylase Ornithine transcarbamylase Ornithine transcarbamylase deficiency Ornithine transcarbamylase deficiency Ornithine translocase deficiency Ornithine Vasotocin ornithine-deltaaminotransferase ornithine-deltaaminotransferase ornithine-deltaaminotransferase Ornithine-urea cycle Ornithine-urea cycle ornithinemia ornithinemia, type I ornithinemia, type II ornithinuria Ornithischia Ornithischia ornithischian ornithischian ornithischian dinosaur Ornithischians Ornithischians ornitho- Ornithobacterium rhinotracheale Ornithobilharzia Ornithobilharzia bomfordi Ornithobilharzia turkestanicum Ornithobius mathisi Ornithochory Ornithocoris Ornithodelphia Ornithodelphia Ornithodelphia Ornithodoros Ornithodoros Ornithodorus Ornithodorus coriaceus Ornithodorus erraticus Ornithodorus gurneyi Ornithodorus lahorensis Ornithodorus moubata Ornithodorus moubata porcinus (syn. Ornithodorus porcinus) Ornithodorus puertoicensis Ornithodorus savignyi Ornithodorus turicata Ornithofauna Ornithofilaria Ornithofilaria fallisensis

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